17 3. The Conference of States Parties, upon advice of the Executive Council, shall examine these proposals within a period of one (1) year following notification of States Parties, in accordance with the provisions of paragraph 2 of this Article. 4. Amendments or rev1s1on shall be adopted by the Conference of States Parties by a simple majority of the States Parties present and voting. 5. Amendments shall come into force thirty (30) days following the depositing of the fifteenth (15) instrument of ratification by the States Parties with the Chairperson of the AU Commission. Article 19 Denunciation 1. A State Party may denounce this Convention by sending a written notification addressed to the Chairperson of the AU Commission, while indicating the reasons for such a denunciation. 2. The denunciation shall take effect one (1) year from the date when the notification was received by the Chairperson of the AU Commission, unless a subsequent date has been specified. Article 20 Saving Clause 1. No prov1s1on in this Convention shall be interpreted as affecting or undermining the right of internally displaced persons to seek and be granted asylum within the framework of the African Charter on Human and Peoples' Rights, and to seek protection, as a refugee, within the purview of the 1969 OAU Convention Governing the Specific Aspects of Refugee Problems in Africa or the 1951 U.N Convention Relating to the Status of Refugees as well as the 1967 Protocol Relating to the Status of Refugees. 2. This Convention shall be without prejudice to the human rights of internally displaced persons under the African Charter on Human and Peoples' Rights and other applicable instruments of international human rights law or international humanitarian law. Similarly, it shall in no way be understood, construed or interpreted as restricting, modifying or impeding existing protection under any of the instruments mentioned herein. 3. The right of internally displaced persons to lodge a complaint with the African Commission on Human and Peoples' Rights or the African Court of :.;·(. _ )-_-·v